Table S1. Taxa of exoelectrogens Classif er Exoelectrogens Rhodopseudomon α-pro teoba cteria as palustris DX-1 Ochrobactrum anthropi YZ-1 Acidiphilium sp. strain 3.2 Sup 5 β-pro Rhodoferax teoba ferrireducens cteria strain T118 Carbon Electrode sources materials Acetate oneidensis DSP10 density density (mA·m–2) (mW·m–2) 2720 708 89 3000 — 74 17.67 18 — 100 24 312.5 10.2 493 8 4.9 58 88.1 — 28.4 0.12 409.71 Graphite — 800 — — — Acetate Graphite 4560 1880 Acetate Graphite 1143 15 Acetate Graphite 65 — Acetate Glucose brush Carbon cloth — Configur ation Single-c Columbic efficiency Ref. (%) — [1] U shape > 80 [2] — — [3] 81 [4] — [5] < 10 [6] 20 [7] 26 [8] — [9] — [10] — [11] — [12] — [13] 100 [14] 96.8 [15] — [16] hamber Glucose, xylose, Plain sucrose, graphite Two chamber maltose — MR-1 Shewanella Power 9900 Shewanella oneidensis strain Graphite Current lactate Graphite felt glassy carbon Two chamber — Acetate, Shewanella. pyruvate, putrefaciens glucose, Graphite Single-c hamber lactate Enterobacter γ-prot eobac teria cloacae Citrobacter sp. SX-1 Cellulose, sucrose, glycerol Citrate, glycerol, sucrose Pseudomonas aeruginosa strain Glucose KRP1 Klebsiella pneumonia strain Glucose L17 Aeromonas sp. strain ISO2-3 Glucose Aeromonas Yeast hydrophila PA3 extract Geobacter δ-pro sulfurreducens teoba Geobacter cteria sulfurreducens Geobacter Carbon cloth Carbon cloth Graphite sheets Carbon felt 1 U tube Single-c hamber Two-ch amber Two-ch amber Two-ch amber — Two-ch amber Two-ch amber Two-ch sulfurreducens amber strain PCA Geobacter metallireducens Acetate Carbon — 40 Graphite 121.43 — Graphite 28.35 — paper Two-ch amber — [17] 96.30 [18] 26.4 [19] — [20] Acetae, Geobacter electrodiphilus malic, fumaric and citric Two-ch amber acid Lactic, Desulfobulbus pyruvic, propionicus propionic Two-ch amber acid ε-prot Arcobacter eobac butzleri strain teria ED-1 Clostridium Firmi butyricum EG3 cutes Thermincola sp. strain JR Acetate Glucose Acetate Graphite — felt Graphite 296 mW L–1 — — Graphite — 37 Graphite 50 — — — felt — — Two-ch amber [21] — [22] 97 [23] — [24] Acetate, Acid obact eria Geothrix fermentans propionate , malate, lactate, or Two-ch amber succinate Actin Propionibacteriu obact m freudenreichii eria ET-3 Glucose Carbon felt 2 Two-ch amber References 1. 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